The Horus Heresy: Battle of Tallarn - Underworld Campaign
Beneath The Sapphire City, battle rages in the corridors and caverns of The Sightless Warren. This nightmare underworld, once a network of Imperial bunkers and stockpiles, is now occupied by the Iron Warriors and their traitorous allies.
| Type | DLC |
| Release Date | 6/30/2017 |
| Developer | HexWar Games |
| Last Updated | 3/5/2025 |
| Steam App Id | 638760 |
The Horus Heresy: Battle of Tallarn - Underworld Campaign Deals & Discounts
Discover exclusive deals and unbeatable discounts for The Horus Heresy: Battle of Tallarn - Underworld Campaign through our partner marketplaces. Get a large discount (sometimes 80% off) by purchasing your The Horus Heresy: Battle of Tallarn - Underworld Campaign Steam key through them.
We only work with the best and most-trusted stores to ensure a smooth experience. After purchase, you will immediately receive your Steam key and game activation code. Take advantage of these offers and pickup The Horus Heresy: Battle of Tallarn - Underworld Campaign without hurting your wallet.
- Check PriceFanatical
- Check PriceG2A
- Check Price2Game
- Check PriceGOG
- Check PriceGreen Man Gaming
- Check PriceHumble Bundle
About The Horus Heresy: Battle of Tallarn - Underworld Campaign
The Horus Heresy: Battle of Tallarn - Underworld Campaign is a Strategy DLC developed by HexWar Games. On 6/30/2017, it was released on the Steam Store. The Horus Heresy: Battle of Tallarn - Underworld Campaign can be played and ran on both Windows and Mac systems. At the moment, there is no confirmed information regarding Steam Deck support for this dlc app.
According to Steam’s category system, The Horus Heresy: Battle of Tallarn - Underworld Campaign supports the following features:
- Family Sharing
- Steam Cloud
- Steam Achievements
- Downloadable Content
- Steam Trading Cards
- Single-player
Media & Sceenshots
Explore the featured video and screenshots from The Horus Heresy: Battle of Tallarn - Underworld Campaign featured in the Steam Store.
